CN211302318U

CN211302318U - Pipeline filter

Info

Publication number: CN211302318U
Application number: CN201922015147.9U
Authority: CN
Inventors: 顾成
Original assignee: Hebei Jidong Pipe Fittings Manufacturing Co ltd
Current assignee: Hebei Jidong Pipe Fittings Manufacturing Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-08-21
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to the technical field of pipeline filtration, and discloses a pipeline filter, which comprises a shell, wherein a flange cap is fixedly arranged at the top end of the shell, an access cover is fixedly arranged at the bottom end of the shell, a liquid inlet is fixedly arranged on the surface of the upper end of the shell, liquid flows into an oil storage chamber by conveying the liquid to the liquid inlet, large-scale impurities are screened out by a screen I after screening out, the liquid flows into a filter chamber after screening out, when the screen I is blocked by the impurities, the pressure in the oil storage chamber detected by a pressure sensor is increased, a shunt valve is controlled to be opened, so that a part of the liquid in the oil storage chamber flows to the filter chamber, the pressure in the oil storage chamber is reduced, the flow rate of the liquid is increased, the filtering efficiency is increased, the liquid flows to the screen II through the flow direction, the shunt liquid is screened out, the liquid after screening out, the impurities are conveyed to the sewage containing chamber and discharged from the sewage outlet.

Description

Pipeline filter

Technical Field

The utility model relates to a pipeline filtration technology field specifically is a pipeline filter.

Background

The pipeline filter is arranged on a pressure pipeline of a hydraulic system and used for filtering mechanical impurities mixed in hydraulic oil and colloid, asphalt quality, carbon residue and the like generated by chemical change of the hydraulic oil, so that faults such as blockage of instrument equipment and over-fast abrasion of hydraulic elements are prevented, but the following problems still exist in the using process:

1. when the filter is used for a long time, impurities with different particle sizes are easy to block when passing through the filter screen, so that the pressure at the joint of the joint is enhanced, and the leakage phenomenon is easy to occur.

2. The blockage of the filter screen reduces the flow rate of the fluid, reduces the filtering efficiency, shortens the service life of the filter screen and wastes a large amount of time.

Therefore, the inventor researches and improves the prior structure and provides a pipeline filter.

SUMMERY OF THE UTILITY MODEL

Can not alleviate the filter screen to block up to cause the intracavity pressure too big not enough to traditional line filter, the utility model provides a line filter possesses and increases filtration efficiency, reduces the advantage that leaks, has solved impurity and has blockked up the filter screen, the problem that the reduction filtration efficiency that leaks appears.

The utility model provides a following technical scheme: the utility model provides a pipeline filter, includes the casing, the top fixed mounting of casing has the flange cap, the bottom fixed mounting of casing has the access cover, the fixed surface of casing upper end installs the inlet, the fixed surface of inlet installs valve I, the inlet extends to the one end fixedly connected with filter chamber of casing inner chamber, the fixed surface of filter chamber installs pressure sensor, the fixed surface of filter chamber installs the flow divider valve that is located pressure sensor one side, the fixed surface of filter chamber lower extreme installs the liquid outlet, the fixed surface of liquid outlet installs valve II, the dirty room is received to the bottom fixed of filter chamber even, the fixed surface who receives dirty room installs the drain.

Preferably, the filter chamber includes the box, the top of box and the one end fixed connection of inlet, the upper end fixed mounting of box inner chamber has screen cloth I, screen cloth I divide into oil storage chamber and filter chamber with the box, the inner chamber fixed mounting of box has the screen cloth II that is located filter chamber one end, screen cloth II's one end fixedly connected with filter screen.

Preferably, one end of the flow divider is fixedly connected with an oil storage chamber, and the other end of the flow divider is fixedly connected with a filter chamber.

Preferably, the housing and the box body are made of stainless steel and are integrally formed.

Preferably, the filter screen is made of an activated carbon filter material.

With the contrast of line filter, the utility model discloses possess following beneficial effect:

this line filter, through carrying liquid to the inlet, liquid flows into in the oil storage chamber, screening through screen cloth I, large-scale impurity is screened off, liquid flow in filter chamber after screening off, block up by impurity when screen cloth I, the increase of oil storage indoor pressure that pressure sensor detected, the control diverging valve is opened, make the indoor liquid part of oil storage flow direction filter chamber, alleviate the indoor pressure of oil storage, increase the velocity of flow of liquid, increase filtration efficiency, liquid flows to screen cloth II through the filter chamber, screen the liquid that flows to the reposition of redundant personnel, liquid after the screening filters through the filter screen, liquid after the filtration is discharged by the liquid outlet, impurity is carried and is received dirty room and is discharged by the drain.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is the schematic diagram of the internal structure of the filter chamber of the present invention.

In the figure: 1. a housing; 2. a flange cap; 3. an access cover; 4. a liquid inlet; 5. a valve I; 6. a filter chamber; 61. a box body; 62. a screen I; 63. an oil storage chamber; 64. a filtering chamber; 65. a screen II; 66. filtering with a screen; 7. a pressure sensor; 8. a flow divider valve; 9. a liquid outlet; 10. a valve II; 11. a dirt receiving chamber; 12. A sewage draining outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a pipeline filter includes a housing 1, a flange cap 2 is fixedly mounted at the top end of the housing 1, an access cover 3 is fixedly mounted at the bottom end of the housing 1, the filter is maintained and is conveniently cleaned, a liquid inlet 4 is fixedly mounted on the surface of the upper end of the housing 1, liquid is conveyed to be filtered, a valve I5 is fixedly mounted on the surface of the liquid inlet 4, the valve I5 controls the liquid to enter and prevents the liquid from being conveyed too much, a filter chamber 6 is fixedly connected to one end of the liquid inlet 4 extending to the inner cavity of the housing 1, a pressure sensor 7 is fixedly mounted on the surface of the filter chamber 6, the pressure caused by the liquid in the filter chamber 6 is sensed to be not higher than a certain critical value, a shunt valve 8 located on one side of the pressure sensor 7 is fixedly mounted on the surface of the filter chamber 6, and shunts the liquid to reduce the pressure caused, prevent the phenomenon of leaking, the fixed surface of filter chamber 6 lower extreme installs liquid outlet 9, the fixed surface of liquid outlet 9 installs valve II10, dirty room 11 is received even to the bottom mounting of filter chamber 6, accomodates the impurity after the liquid filtration, the fixed surface who receives dirty room 11 installs drain 12, gets rid of impurity, prevents to influence the filtration of next liquid.

Wherein, filter chamber 6 includes box 61, the top of box 61 and the one end fixed connection of inlet 4, the upper end fixed mounting of box 61 inner chamber has screen cloth I62, carries out first screening to the large granule impurity in the middle of the liquid, screen cloth I62 divide into oil storage chamber 63 and filter chamber 64 with box 61, the inner chamber fixed mounting of box 61 has the screen cloth II65 that is located filter chamber 64 one end, the one end fixedly connected with filter screen 66 of screen cloth II 65.

Wherein, one end fixedly connected with oil storage chamber 63 of flow divider 8, the other end fixedly connected with filter chamber 64 of flow divider, when screen cloth I blockked up, flow divider 8 will store up the interior too much liquid guide-in filter chamber of oil storage chamber 63, alleviate the interior pressure of oil storage chamber.

Wherein, casing 1 and box 61 adopt stainless steel to make and avoid suffering corrosion rust in the long-term use and lead to liquid to leak, and integrated into one piece guarantees effectively that life is unanimous, need not change and cause the extravagant economic cost of practicing thrift of unnecessary.

The filter screen 66 is made of activated carbon filter material, the activated carbon particles have many micropores and huge necessary surface area, and have strong physical adsorption capacity, and in addition, some oxygen-containing energy groups on the surface amorphous part of the activated carbon can effectively adsorb organic pollutants in liquid, so that the liquid can be fully filtered.

The working principle is as follows: during the use, carry liquid to inlet 4, liquid flows into oil storage chamber 63, through the screening of screen cloth I62, liquid after the screening flows into filter chamber 64, when screen cloth I62 is blockked up by impurity, the pressure increase in the oil storage chamber 63 that pressure sensor 7 detected, control flow divider 8 opens, make the liquid partly flow to filter chamber 64 in the oil storage chamber 63, liquid flows to screen cloth II65 through filter chamber 64, screen the reposition of redundant personnel liquid, liquid after the screening filters through filter screen 66, the liquid after the filtration is discharged by liquid outlet 9, impurity is carried and is received dirty room 11 and discharge by drain 12.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Also in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the equipment or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In addition, in the drawings of the present invention, the filling pattern is only for distinguishing the pattern layer, and is not limited to any other pattern.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A line filter comprising a housing (1), characterized in that: a flange cap (2) is fixedly arranged at the top end of the shell (1), an access cover (3) is fixedly arranged at the bottom end of the shell (1), a liquid inlet (4) is fixedly arranged on the surface of the upper end of the shell (1), a valve I (5) is fixedly arranged on the surface of the liquid inlet (4), one end of the liquid inlet (4) extending to the inner cavity of the shell (1) is fixedly connected with a filter cavity (6), a pressure sensor (7) is fixedly arranged on the surface of the filter cavity (6), a shunt valve (8) positioned at one side of the pressure sensor (7) is fixedly arranged on the surface of the filter cavity (6), a liquid outlet (9) is fixedly arranged on the surface of the lower end of the filter cavity (6), the surface fixed mounting of liquid outlet (9) has valve II (10), the bottom mounting of filter chamber (6) receives dirty room (11) even, the surface fixed mounting who receives dirty room (11) has drain (12).

2. A line filter according to claim 1, wherein: filter chamber (6) include box (61), the top of box (61) and the one end fixed connection of inlet (4), the upper end fixed mounting of box (61) inner chamber has screen cloth I (62), screen cloth I (62) divide into oil storage chamber (63) and filter chamber (64) with box (61), the inner chamber fixed mounting of box (61) has screen cloth II (65) that are located filter chamber (64) one end, the one end fixedly connected with filter screen (66) of screen cloth II (65).

3. A line filter according to claim 1, wherein: one end of the flow dividing valve (8) is fixedly connected with an oil storage chamber (63), and the other end of the flow dividing valve (8) is fixedly connected with a filtering chamber (64).

4. A line filter according to claim 1, wherein: the shell (1) and the box body (61) are made of stainless steel and are integrally formed.

5. A line filter according to claim 2, wherein: the filter screen (66) is made of activated carbon filter material.